Zhang Baolin was born in 1972 He received the Ph. D. degree from Ocean University of China in 2006. Now he is a lecturer of Department of Information and Mathematics Sciences, China Jiliang University. His research interests include analysis and control for time-delay systems, singularly perturbed system, and nonlinear systems. E-mail: hiblzhang@gmail.com Tang Gongyou was born in 1953. He is now a professor in College of Information Science and Engineering, Ocean University of China. His research interests include analysis and control for time-delay systems and nonlinear systems, theory and applications of large-scale systems, network control systems. E-mail: gtang@ouc.edu.cn Gao Dexin was born in 1978. He received the Ph.D. degree from Ocean University of China in 2006. Now he is a lecturer of College of Automation and Electronic engineer, Qingdao University of Science and Technology His main research interests include analysis and control for time-delay systems and nonlinear systems.E-mail: gaodexin@gmail.com.